Ubuntu Increase Inotify Watcher (File Watch Limit)

September 30, 2018
Possible cause of Vue.js hot reload or LiveReload not working, or ENOSPC: System limit for number of file watchers reached

Check the current file watch limit, default is usually 8192.

cat /proc/sys/fs/inotify/max_user_watches

Set new max_user_watches.

sudo sysctl fs.inotify.max_user_watches=32768
sudo sysctl -p

Make the changes permanent.

echo fs.inotify.max_user_watches=32768 | sudo tee -a /etc/sysctl.conf && sudo sysctl -p


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